2.9 sec in total
1 sec
1.6 sec
262 ms
Welcome to xbcn.org homepage info - get ready to check Xbcn best content right away, or after learning these important things about xbcn.org
Scientific trends, resources and blogs on MyBioSource biotechnology products: ELISA Kit, Antibody, Recombinant Protein, Reagent
Visit xbcn.orgWe analyzed Xbcn.org page load time and found that the first response time was 1 sec and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
xbcn.org performance score
name
value
score
weighting
Value3.7 s
30/100
10%
Value3.7 s
59/100
25%
Value3.7 s
86/100
10%
Value540 ms
54/100
30%
Value0.003
100/100
15%
Value7.5 s
47/100
10%
1033 ms
348 ms
293 ms
346 ms
355 ms
Our browser made a total of 42 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Xbcn.org, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Rec.mybiosource.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Rec.mybiosource.com.
Page size can be reduced by 393.9 kB (76%)
518.7 kB
124.7 kB
In fact, the total size of Xbcn.org main page is 518.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. Only 10% of websites need less resources to load. Javascripts take 459.9 kB which makes up the majority of the site volume.
Potential reduce by 41.6 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 41.6 kB or 85% of the original size.
Potential reduce by 344.6 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 344.6 kB or 75% of the original size.
Potential reduce by 7.7 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Xbcn.org needs all CSS files to be minified and compressed as it can save up to 7.7 kB or 81% of the original size.
Number of requests can be reduced by 20 (49%)
41
21
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Xbcn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
rec.mybiosource.com
1033 ms
stylesheet.css
348 ms
menu_nav.css
293 ms
general.js
346 ms
menu_nav_contents.js
355 ms
menu_nav.js
400 ms
analytics.js
10 ms
antibody-protein-elisa-kit.gif
167 ms
mybiosource_header.gif
114 ms
mybiosource_tel.gif
115 ms
mybiosource_fax.gif
115 ms
mybiosource_email.gif
116 ms
mybiosource_tel_fax_email_bottom.gif
161 ms
menu_nav_menu1.gif
222 ms
menu_nav_menu2.gif
223 ms
menu_nav_menu3.gif
224 ms
menu_nav_menu4.gif
225 ms
menu_nav_menu5.gif
269 ms
menu_nav_menu6.gif
275 ms
menu_nav_menu7.gif
332 ms
mybiosource_bottom.gif
333 ms
menu_nav_rightarrow.gif
334 ms
collect
14 ms
menu_nav_search_button.gif
276 ms
menu_nav_horiz_bar.gif
153 ms
mbs_infobox_header.gif
158 ms
corner_right_left.gif
216 ms
arrow_right.gif
214 ms
pixel_trans.gif
218 ms
menu_nav_downarrow.gif
158 ms
tds_section_bar.gif
203 ms
godaddy_siteseal.gif
107 ms
sm_facebook.gif
164 ms
sm_twitter.gif
166 ms
sm_gplus.gif
165 ms
sm_rss.gif
161 ms
default
350 ms
menu_nav_menu2_2.gif
193 ms
menu_nav_menu3_2.gif
194 ms
menu_nav_menu4_2.gif
251 ms
menu_nav_menu5_2.gif
245 ms
menu_nav_menu6_2.gif
247 ms
xbcn.org accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Links do not have a discernible name
xbcn.org best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Page has valid source maps
xbcn.org SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
N/A
CHARSET
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Xbcn.org can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Xbcn.org main page’s claimed encoding is charset. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
xbcn.org
Open Graph description is not detected on the main page of Xbcn. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: